12406304651 has 4 divisors (see below), whose sum is σ = 13360635792. Its totient is φ = 11451973512.

The previous prime is 12406304639. The next prime is 12406304683. The reversal of 12406304651 is 15640360421.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12406304651 - 2¹⁸ = 12406042507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12406304611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 477165551 + ... + 477165576.

It is an arithmetic number, because the mean of its divisors is an integer number (3340158948).

Almost surely, 2^12406304651 is an apocalyptic number.

12406304651 is a deficient number, since it is larger than the sum of its proper divisors (954331141).

12406304651 is an equidigital number, since it uses as much as digits as its factorization.

12406304651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 954331140.

The product of its (nonzero) digits is 17280, while the sum is 32.

The spelling of 12406304651 in words is "twelve billion, four hundred six million, three hundred four thousand, six hundred fifty-one".